C. Anaphase
Anaphase is the briefest stage of mitosis. The centromeres begin to separate, being pulled to the poles by the spindle fibers. As the centromeres seperate the chromatids split.
By dating the rocks in the ever-changing crust, as well as neighbors such as the moon and visiting meteorites, scientists have calculated that Earth is 4.54 billion years old, with an error range of 50 million years.
Answer:
down
Explanation:
because gravity come from the center of the earth the gravitational pull, pulls us down.
Ribosomes make proteins inside a cell.
